Änderung rbts validierung

Customers/CustomsAviso.aspx

@@ -231,10 +231,23 @@
    
     <script src="https://cdn.jsdelivr.net/jquery.validation/1.16.0/jquery.validate.min.js"></script>
     <script src="https://cdn.jsdelivr.net/jquery.validation/1.16.0/additional-methods.min.js"></script>
-    
+    <script>
+        $(document).ready(function () {
+            $('[input:radio]').change(function () {
+                if (this.checked)
+                    $('#container2').fadeIn('slow');
+                else
+                    $('#container2').fadeOut('slow');
+
+            });
+        });
+    </script>
     <script>
         function changeval(value) {
-            var hidden = $('#HIDf2').val()
+            /var hidden = $('#HIDf2').val()
+            if ($('<%=rbt_Alle.ClientID%>').is(":checked")) {
+                $("#container2").hide();
+            }
 
             if (value == "Alle"){                
                 date1.required = true;

Customers/CustomsAviso.aspx.vb

@@ -57,7 +57,7 @@ Partial Class CustomsAviso
                         rbt_Vorb_M.Checked = True
                     Case 12
                         rbt_Vorg_M.Checked = True
-                    Case Nothing
+                    Case -1
                         rbt_Alle.Checked = True
                 End Select